Many of the drones aren’t particularly fast or high-tech, but they are cheap enough for the Kremlin to launch more than 700 in one night, in an effort to overwhelm Ukraine’s air defenses. Here’s what we know.

This month’s summits between America, Russia and Europe haves produced no concrete agreements on ending Ukraine’s war. On land, Ukrainian forces are limiting Russian advances on the eastern front to a slow, bloody crawl. At sea too, it is up to Ukraine’s drones, missiles and small boats to keep the Russians out.

A terminal belonging to the natural gas company Novatek has caught fire in the port of Ust-Luga after a drone attack in Russia's Leningrad Oblast. Source: Latvia-based Russian media outlet Meduza, citing the company Details: The fire was reportedly caused by "falling drone debris".